4-4
■
Operating CW
q
Push a band key to select the desired band.
w
Push [CW] to select CW.
• After CW mode is selected, push [CW] to toggle be-
tween CW and CW-R modes.
• “CW” or “CW-R” appears.
e
Rotate the main dial to simultaneously tune a de-
sired signal and its side tone.
• The S-meter indicates received signal strength when
signal is received.
r
Rotate [AF] to set audio to a comfortable listening
level.
t
Push [TRANSMIT] to transmit.
• [TX] indicator lights red.
y
Use the electric keyer or paddle to key your CW sig-
nals.
• The power meter indicates transmitted CW output
power.
u
Adjust CW speed with [KEY SPEED].
• Adjustable within 6–60 WPM.
i
Push [TRANSMIT] to return to receive.
D
Convenient functions for receive
• Preamp
(p. 5-9)
➥
Push [P.AMP] several times to set the preamp
OFF, preamp 1 ON or preamp 2 ON.
• “P.AMP1” or “P.AMP2” appears when the preamp 1 or
preamp 2 is set to ON, respectively. (depending on
operating frequency band)
• Attenuator
(p. 5-9)
➥
Push [ATT] several times to set the attenuator in
6 dB steps.
• Pushing [P.AMP] for 1 sec. to set the attenuator in
3 dB steps.
• “ATT” and attenuation level appear when the attenu-
ator is set to ON.
• Noise blanker
(p. 5-14)
➥
Push [NB] switch to turn the noise blanker ON
and OFF, and then rotate [NB] control to adjust
the threshold level.
• Noise blanker indicator (above [NB] switch) lights
when the noise blanker is set to ON.
• Push [NB] for 1 sec. to enter noise blanker set mode.
• Noise reduction
(p. 5-18)
➥
Push [NR] switch to turn the noise reduction ON
and OFF.
• Rotate [NR] control to adjust the noise reduction
level.
• Noise reduction indicator (above [NR] switch) lights
when the noise reduction is set to ON.
• Twin PBT (passband tuning)
(p. 5-12)
➥
Rotate [TWIN PBT] controls (inner/outer).
• Push [PBT CLEAR] to clear the settings.
• Auto notch filter
(p. 5-19)
➥
Push [NOTCH] switch to turn the manual notch
function ON and OFF.
• Rotate [NOTCH] control to set the attenuating fre-
quency.
• Notch indicator (above [NOTCH] switch) lights when
either the manual notch is set to ON.
• AGC (auto gain control)
(p. 5-11)
➥
Push [AGC] switch several times to select
AGC FAST, AGC MID or AGC SLOW.
➥
Push [AGC VR] to turn the AGC time constant
manual setting ON and OFF.
• Rotate [AGC] control to adjust the time constant.
•
1
⁄
4
function
(p. 3-6)
➥
Push [1/4] to turn the
1
⁄
4
function ON and OFF.
• Auto tuning function
(p. 1-9)
➥
Push [AUTO TUNE] to turn the auto tuning func-
tion ON and OFF.
• The transceiver automatically tuned into the desired
signal within ±500 kHz range.
IMPORTANT!
When receiving a weak signal, or receiving a signal
with interference, the automatic tuning function may
not be tuned, or tuned into an undesired signal.
Appears
[KEY SPEED]
[TX] indicator
[RX] indicator
[AF]
[CW]
[TRANSMIT]
Main dial
Band keys
4
RECEIVE AND TRANSMIT
